Super Bright LED Bulb: Up to 25 lumens, 6 super bright flakes, provide enough light to ensure you don't stumble in the dark. PIR motion sensor: s automatically turns on within 3 meters and automatically turns off after 15 seconds. Turn it off when it's bright enough during the day. Energy saving. Lightweight and portable design: Suitable for indoor and outdoor use, stick anywhere as a cabinet or closet light. Easy to carry Install: Built-in magnets stick to iron pieces and 3M stickers (included) stick anywhere without tools, screws, or nuts. Battery Powered: Each requires 3 AAA 1.5V batteries ( not included). Provides you with lighting in areas with limited access or without electricity. Notice: 1. Please make sure the positive and negative poles of the battery are installed correctly. 2. Please don't install the 2 lights too close. The lighting may prevent another from working. 3. If the alkaline battery is used first, then the zinc-manganese dry battery is replaced, the light may not turn on because the zinc-manganese dry battery is shorter than the alkaline battery. 4 . When using infrared heaters in winter, the light sensor may not work. Infrared rays can cause sensor failure. However, when the heater is turned off, the light returns to its original state within 30 minutes.